Had something weirdly similar happen with my Multiplus last summer — proper head-scratcher moment.
Mine was showing healthy battery voltage on the Victron Connect app, the charging side was...
Mate, the real answer is "yes, but..." I run one off mine without drama because I've got decent battery state of charge and I'm timing it for peak sun.
Right, so the battery's your bottleneck here. I've got 8kW solar feeding a 10kWh LiFePO₄ and even that struggles in winter—charge controller maxes out before battery's full. Summer?
Solid upgrade. I went Fogstar 200Ah for the garden office last year and the difference is mental — no more voltage sag when the kettle and charger are running simultaneously.
@AnneOliver, yeah...
Spot on about usage patterns. I've got LiFePO4 running my EV charging setup and it's made a real difference — the depth of discharge flexibility means I'm actually using the capacity I've paid...
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